Pion-induced production of hidden-charm pentaquarks $P_c(4312),P_c(4440)$, and $P_c(4457)$

Xiao-Yun Wang, Jun He, Xu-Rong Chen +2

The production of the hidden-charm pentaquarks $P_c$ via pion-induced reaction on a proton target is investigated within an effective Lagrangian approach. Three experimentally ob…